mefenamic acid (Ponstel)

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Introduction

Mefenamic acid (Ponstel).

Indications

Dosage

  • initial dose: 500 mg, then
  • 250 mg PO QID
  • maximum duration of therapy: 1 week

Tabs: 250 mg.

Pharmacokinetics

elimination via liver

1/2life = 3-4 hours

elimination by hemodialysis = -

elimination by peritoneal dialysis = -

Adverse effects

Drug interactions

Test interactions

  • may cause false psitive test for urinary bile with diazo tablet test

Laboratory

More general terms

References

  1. The Pharmacological Basis of Therapeutics, 9th ed. Gilman et al, eds. Permagon Press/McGraw Hill, 1996
  2. Kaiser Permanente Northern California Regional Drug Formulary, 1998
  3. Clinical Guide to Laboratory Tests, NW Tietz (ed) 3rd ed, WB Saunders, Philadelpha 1995
  4. 4.0 4.1 4.2 Deprecated Reference

Database